{"id":"CVE-2020-28246","aliases":["EUVD-2022-5929","GHSA-52vj-mr2j-f8jh"],"status":"disputed","title":"Server-Side Template Injection in formio","description":"A Server-Side Template Injection (SSTI) was discovered in Form.io 2.0.0. This leads to Remote Code Execution during deletion of the default Email template URL. NOTE: the email templating service was removed after 2020. Additionally, the vendor disputes this issue indicating this is sandboxed and only executable by admins.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.02436,"percentile":0.84391,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-74"],"published":"2022-05-31T00:00:00Z","modified":"2026-10-20T10:53:03Z","affected":[{"source":"ghsa","ecosystem":"npm","package":"formio","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"2.0.0"}]}]},{"source":"osv","ecosystem":"npm","package":"formio","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"last_affected":"2.0.0"}]}]}],"products":[{"vendor":"form","product":"form.io"}],"references":[{"url":"https://github.com/formio/formio","tags":["x_transferred","Third Party Advisory","advisory","package"]},{"url":"https://github.com/formio/enterprise-release/blob/master/API-Server-Change-Log.md","tags":["x_transferred","Release Notes","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-28246","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-52vj-mr2j-f8jh"}],"sources":{"cve":[{"id":"CVE-2020-28246","description":"A Server-Side Template Injection (SSTI) was discovered in Form.io 2.0.0. This leads to Remote Code Execution during deletion of the default Email template URL. NOTE: the email templating service was removed after 2020. Additionally, the vendor disputes this issue indicating this is sandboxed and only executable by admins.","status":"disputed","published":"2022-05-31T00:00:00Z","modified":"2024-08-04T16:33:58.088Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp"}],"cwes":["CWE-74"],"updated_at":"2026-11-02T14:35:57.017407Z"}],"euvd":[{"id":"EUVD-2022-5929","description":"A Server-Side Template Injection (SSTI) was discovered in Form.io 2.0.0. This leads to Remote Code Execution during deletion of the default Email template URL. NOTE: the email templating service was removed after 2020. Additionally, the vendor disputes this issue indicating this is sandboxed and only executable by admins.","status":"published","published":"2022-05-31T00:00:00Z","modified":"2024-08-04T16:33:58Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T03:07:10.123634Z"}],"ghsa":[{"id":"GHSA-52vj-mr2j-f8jh","title":"Server-Side Template Injection in formio","description":"A Server-Side Template Injection (SSTI) was discovered in Form.io 2.0.0. This leads to Remote Code Execution during deletion of the default Email template URL. NOTE: the email templating service was removed after 2020. Additionally, the vendor disputes this issue indicating this is sandboxed and only executable by admins.","status":"published","published":"2022-06-03T00:00:58Z","modified":"2024-05-03T20:20:18Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-74"],"updated_at":"2026-11-02T14:37:48.08826Z"}],"nvd":[{"id":"CVE-2020-28246","description":"A Server-Side Template Injection (SSTI) was discovered in Form.io 2.0.0. This leads to Remote Code Execution during deletion of the default Email template URL. NOTE: the email templating service was removed after 2020. Additionally, the vendor disputes this issue indicating this is sandboxed and only executable by admins.","status":"disputed","published":"2022-06-02T14:15:26.7Z","modified":"2026-06-17T03:10:14.26Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-74"],"updated_at":"2026-11-02T14:06:46.951463Z"}],"osv":[{"id":"CVE-2020-28246","description":"A Server-Side Template Injection (SSTI) was discovered in Form.io 2.0.0. This leads to Remote Code Execution during deletion of the default Email template URL. NOTE: the email templating service was removed after 2020. Additionally, the vendor disputes this issue indicating this is sandboxed and only executable by admins.","status":"published","published":"2022-06-02T14:15:26.7Z","modified":"2026-10-20T10:53:03.804956341Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:16.248747Z"},{"id":"GHSA-52vj-mr2j-f8jh","title":"Server-Side Template Injection in formio","description":"A Server-Side Template Injection (SSTI) was discovered in Form.io 2.0.0. This leads to Remote Code Execution during deletion of the default Email template URL. NOTE: the email templating service was removed after 2020. Additionally, the vendor disputes this issue indicating this is sandboxed and only executable by admins.","status":"published","published":"2022-06-03T00:00:58Z","modified":"2024-05-03T20:20:17Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-74"],"updated_at":"2026-11-02T15:46:37.864461Z"}]}}